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参数资料
| 型号： | AT28LV256-25TI |
| 厂商： | ATMEL CORP |
| 元件分类： | DRAM |
| 英文描述： | 64K 8K x 8 Battery-Voltage CMOS E2PROM |
| 中文描述： | 32K X 8 EEPROM 3V, 250 ns, PDSO28 |
| 封装： | PLASTIC, TSOP-28 |
| 文件页数： | 7/10页 |
| 文件大小： | 602K |
| 代理商： | AT28LV256-25TI |
Symbol
Parameter
Min
Max
Units
t
WC
t
AS
t
AH
t
DS
t
DH
t
WP
t
BLC
t
WPH
Write Cycle Time
10
ms
Address Set-up Time
0
ns
Address Hold Time
50
ns
Data Set-up Time
50
ns
Data Hold Time
0
ns
Write Pulse Width
200
ns
μ
s
ns
Byte Load Cycle Time
150
Write Pulse Width High
100
Page Mode Characteristics
Software Protected Write Cycle Waveforms
(1, 2, 3)
Notes: 1. A0 - A14 must conform to the addressing sequence for
the first three bytes as shown above.
2. A6 through A14 must specify the same page address during
each high to low transition of WE (or CE) after the software
code has been entered.
3. OE must be high only when WE and CE are both low.
LOAD LAST BYTE
TO
LAST ADDRESS
(3)
LOAD DATA A0
TO
ADDRESS 5555
LOAD DATA 55
TO
ADDRESS 2AAA
LOAD DATA AA
TO
ADDRESS 5555
Notes:
1. Data Format: I/O7 - I/O0 (Hex);
Address Format: A14 - A0 (Hex).
2. Data protect state will be re-activated at the end of program
cycle.
3. 1 to 64-bytes of data are loaded.
ENTER DATA
PROTECT STATE
WRITES ENABLED
(2)
Programming Algorithm
LOAD DATA XX
TO
ANY ADDRESS
(3)
AT28LV256
2-151
相关PDF资料 |
PDF描述 |
|---|---|
| AT28LV64B-25SI | High Speed CMOS Logic Octal Non-Inverting Buffers and Line Drivers with 3-State Outputs 20-PDIP -55 to 125 |
| AT28LV64B-25TC | High Speed CMOS Logic Octal Non-Inverting Buffers and Line Drivers with 3-State Outputs 20-SOIC -55 to 125 |
| AT28LV64B-25TI | High Speed CMOS Logic Octal Non-Inverting Buffers and Line Drivers with 3-State Outputs 20-SOIC -55 to 125 |
| AT28LV64B | 64K 8K x 8 Battery-Voltage CMOS E2PROM |
| AT28LV64B-20 | 64K 8K x 8 Battery-Voltage CMOS E2PROM |
相关代理商/技术参数 |
参数描述 |
|---|---|
| AT28LV256E-20SU SL576 | 制造商:Atmel Corporation 功能描述: |
| AT28LV64-20TC | 制造商:Atmel Corporation 功能描述:8K X 8 EEPROM 3V, 200 ns, PDSO28 |
| AT28LV64-20TI | 制造商:Atmel Corporation 功能描述:EEPROM, 8K x 8, 28 Pin, Plastic, TSSOP |
| AT28LV64B-20JI | 功能描述:IC EEPROM 64KBIT 200NS 32PLCC RoHS:否 类别:集成电路 (IC) >> 存储器 系列:- 标准包装:32 系列:- 格式 - 存储器:闪存 存储器类型:FLASH 存储容量:1M (128K x 8) 速度:120ns 接口:并联 电源电压:2.7 V ~ 3.6 V 工作温度:0°C ~ 70°C 封装/外壳:32-LCC（J 形引线） 供应商设备封装:32-PLCC 包装:管件 其它名称:AT49BV00112JC |
| AT28LV64B-20SC | 功能描述:IC EEPROM 64KBIT 200NS 28SOIC 制造商:microchip technology 系列:- 包装:管件 零件状态:停產 存储器类型:非易失 存储器格式:EEPROM 技术:EEPROM 存储容量:64Kb （8K x 8） 写周期时间 - 字，页:10ms 访问时间:200ns 存储器接口:并联 电压 - 电源:3 V ~ 3.6 V 工作温度:0°C ~ 70°C（TC） 安装类型:表面贴装 封装/外壳:28-SOIC（0.295"，7.50mm 宽） 供应商器件封装:28-SOIC 基本零件编号:AT28LV64 标准包装:27 |
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